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3. How many valence electrons are in the outermost energy level of each of the following elements? a. Helium b. Lithium c. Nitrogen d. Magnesium
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3. How many valence electrons are in the outermost energy level of each of the following elements?

a. Helium
b. Lithium
c. Nitrogen
d. Magnesium

User Luka Lopusina
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1 Answer

1 vote
A.helium has no valency
B.lithium has 1
C.nitrogen has either 5 or 3 because it bonds outer orbital
D.magnesium has 2
User Francesco Cristallo
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